From aecbe2426825463c183a036da4bfae621e8ec080 Mon Sep 17 00:00:00 2001
From: Hal Finkel <hfinkel@anl.gov>
Date: Sun, 7 Apr 2013 05:16:57 +0000
Subject: [PATCH] PPC MCRF instruction does not have side effects

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178971 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/PowerPC/PPCInstrInfo.td | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/Target/PowerPC/PPCInstrInfo.td b/lib/Target/PowerPC/PPCInstrInfo.td
index 4664e57d511..86d020be4da 100644
--- a/lib/Target/PowerPC/PPCInstrInfo.td
+++ b/lib/Target/PowerPC/PPCInstrInfo.td
@@ -1245,6 +1245,7 @@ def FRSQRTES : XForm_26<59, 26, (outs F4RC:$frD), (ins F4RC:$frB),
 
 // XL-Form instructions.  condition register logical ops.
 //
+let neverHasSideEffects = 1 in
 def MCRF   : XLForm_3<19, 0, (outs CRRC:$BF), (ins CRRC:$BFA),
                       "mcrf $BF, $BFA", BrMCR>,
              PPC970_DGroup_First, PPC970_Unit_CRU;
-- 
2.34.1